TY  - BOOK
AU  - Jerram,M.R.K., x
AU  - x
TI  - Elementary   forest   mensuration: x
SN  - x
U1  - 634.9/JEE 
PY  - 1980///
CY  - Lond
PB  - George   Allen  and  Unwin
KW  - Forests   and  Forestry
KW  - Forestry
ER  -